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Carolina spring-beauty

Madrean springbeauty, Rocky Mountain Spring beauty, western springbeauty

Habit Plants perennial, with globose tubers 10–20 mm diam.; periderm 1–5 mm. Plants perennial, with globose tubers 20–100 mm; periderm 5–10 mm.
Stems

6–25 cm.

2–15 cm.

Leaves

basal leaves 6–21, petiolate, blade elliptic or spatulate, 3–5 × 1–3 cm;

cauline leaves abruptly petiolate, blade lanceolate to spatulate or ovate, 4–8 × 0.5–2.5 cm.

basal leaves sometimes absent, petiolate, blade linear to narrowly spatulate, 1–7 × 0.4–2 cm, apex acute to obtuse;

cauline leaves petiolate, blade linear, 2–5 cm, apex acute to obtuse.

Inflorescences

1-bracteate (rarely with 2 bracts).

multibracteate, rarely 1-bracteate;

proximalmost bract leaflike, distal bracts reduced to membranous scales.

Flowers

8–12 mm diam.;

sepals 3–5 mm;

petals white, pink, or candy-striped, 6–10 mm;

ovules 6.

8–14 mm diam.;

sepals 3–5 mm;

petals pink, rose, or magenta, 8–10 mm;

ovules 6.

Seeds

2–4 mm, shiny and smooth;

elaiosome 1–2 mm.

2–3 mm, shiny and smooth;

elaiosome 1–2 mm.

2n

= 16, 24, 25, 26, 27, 36, 38.

= 16.

Claytonia caroliniana

Claytonia rosea

Phenology Flowering Mar–Jun. Flowering Feb–May.
Habitat Wetlands and riparian hardwood forests Hillsides and mesas of montane ponderosa and Chihuahuan pine and oak belts
Elevation 0-1400 m (0-4600 ft) 800-2400 m (2600-7900 ft)
Distribution
from FNA
CT; GA; IA; KY; MA; MD; ME; MI; MN; NC; NH; NY; PA; TN; VA; VT; WI; WV; NB; NF; NS; ON; PE; QC
[WildflowerSearch map]
[BONAP county map]
from FNA
AZ; CO; NM; UT; Mexico
[WildflowerSearch map]
Discussion

Claytonia rosea is morphologically distinct from C. lanceolata based on early cytological and ecological study of the two species by D. K. Halleck and D. Wiens (1966) and the author’s review of type material.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 4, p. 467. FNA vol. 4, p. 472.
Parent taxa Portulacaceae > Claytonia Portulacaceae > Claytonia
Sibling taxa
C. acutifolia, C. arctica, C. arenicola, C. cordifolia, C. exigua, C. gypsophiloides, C. lanceolata, C. megarhiza, C. multiscapa, C. nevadensis, C. ogilviensis, C. palustris, C. parviflora, C. perfoliata, C. rosea, C. rubra, C. sarmentosa, C. saxosa, C. scammaniana, C. sibirica, C. tuberosa, C. umbellata, C. virginica, C. washingtoniana
C. acutifolia, C. arctica, C. arenicola, C. caroliniana, C. cordifolia, C. exigua, C. gypsophiloides, C. lanceolata, C. megarhiza, C. multiscapa, C. nevadensis, C. ogilviensis, C. palustris, C. parviflora, C. perfoliata, C. rubra, C. sarmentosa, C. saxosa, C. scammaniana, C. sibirica, C. tuberosa, C. umbellata, C. virginica, C. washingtoniana
Synonyms C. caroliniana var. lewisii, C. caroliniana var. spatulifolia C. lanceolata var. rosea
Name authority Michaux: Fl. Bor.-Amer. 1: 160. (1803) Rydberg: Bull. Torrey Bot. Club 31: 404. (1904)
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